Alright, let's work through 72590390 times 60054969 step by step
72590390 × 60054969 = 60054969 × (72590390)
+ 60054969 × 0 that results in 0
+ 60054969 × 90 yielding 5404947210
+ 60054969 × 300 which equals 18016490700
+ 60054969 × 0000 resulting in 0
+ 60054969 × 90000 that results in 5404947210000
+ 60054969 × 500000 giving us 30027484500000
+ 60054969 × 2000000 producing 120109938000000
+ 60054969 × 70000000 yielding 4203847830000000

= 4359413621147910
